Home / 32,479.38-48,578.34-19,120.54

Finding the Fourth Proportional to 32,479.38, 48,578.34 and 19,120.54

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Solution

The fourth proportional to 32,479.38, 48,578.34 and 19,120.54 is: 28,597.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,479.38 : 48,578.34 = 19,120.54 : x
  2. Step 2: Convert to fraction form
    32,479.38/48,578.34 = 19,120.54/x
  3. Step 3: Cross multiply
    32,479.38x = 48,578.34 × 19,120.54
  4. Step 4: Simplify right side
    32,479.38x = 928,844,093.10
  5. Step 5: Solve for x
    x = 928,844,093.10/32,479.38
  6. Step 6: Final answer
    x = 28,597.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.